Base | Representation |
---|---|
bin | 1010000101001… |
… | …1011011000110 |
3 | 2221120021202120 |
4 | 2201103123012 |
5 | 41311102432 |
6 | 4110150410 |
7 | 1022262063 |
oct | 241233306 |
9 | 87507676 |
10 | 42284742 |
11 | 21961175 |
12 | 121b2406 |
13 | 89b6776 |
14 | 5889c6a |
15 | 3aa3c2c |
hex | 28536c6 |
42284742 has 8 divisors (see below), whose sum is σ = 84569496. Its totient is φ = 14094912.
The previous prime is 42284731. The next prime is 42284771. The reversal of 42284742 is 24748224.
It is a sphenic number, since it is the product of 3 distinct primes.
42284742 is an admirable number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3523723 + ... + 3523734.
It is an arithmetic number, because the mean of its divisors is an integer number (10571187).
Almost surely, 242284742 is an apocalyptic number.
42284742 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42284742 is a wasteful number, since it uses less digits than its factorization.
42284742 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7047462.
The product of its digits is 28672, while the sum is 33.
The square root of 42284742 is about 6502.6719123757. The cubic root of 42284742 is about 348.3864283180.
The spelling of 42284742 in words is "forty-two million, two hundred eighty-four thousand, seven hundred forty-two".
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